<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<div>
  <form action="/api/pay/confirm" method="post">
    商品名称： <input type="text" name="subject"> <br>
    价格： <input type="text" name="total"> <br>
    <input type="submit" value="确认支付">
  </form>
</div>
</body>
</html>